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El Rio, CA Area Codes
El Rio, California (population 6,343) uses area codes 805 and 820.
Carriers with El Rio numbers
18 prefixes are assigned to the El Rio exchange: 0% mobile, 44% VoIP and cable, 56% landline.
| Carrier | Prefixes |
|---|---|
| Frontier | 7 |
| Onvoy (Sinch) | 3 |
| Bandwidth | 3 |
| AT&T (Teleport) | 1 |
| Tpx Communications | 1 |
| Lumen (Level 3) | 1 |
| AT&T (Pacific Bell) | 1 |
| Fractel | 1 |
Area codes used in El Rio
| Area code | Prefixes serving El Rio | Main carriers in this code |
|---|---|---|
| 805 | 15 | Frontier, AT&T (Pacific Bell), Verizon Wireless |
| 820 | 3 | Fractel, AT&T Mobility, Onvoy (Sinch) |
El Rio phone number prefixes
Numbers starting with these first six digits were originally assigned to the El Rio exchange.
805-278Frontier805-288Onvoy (Sinch)805-307Bandwidth805-351Frontier805-485Frontier805-604Frontier805-718AT&T (Teleport)805-751Tpx Communications805-790Bandwidth805-919Lumen (Level 3)805-973AT&T (Pacific Bell)805-974Bandwidth805-981Frontier805-983Frontier805-988Frontier820-226Onvoy (Sinch)820-242Onvoy (Sinch)820-345Fractel
Nearby cities in area code 805
- Oxnard
- Simi Valley
- Thousand Oaks
- Santa Maria
- San Buenaventura
- Santa Barbara
- Camarillo
- San Luis Obispo
- Lompoc
- Moorpark
- Goleta
- Santa Paula
Questions
- What is the area code for El Rio, CA?
- El Rio uses 2 area codes: 805 and 820. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is El Rio in?
- El Rio is in the Pacific time zone.